mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-21 01:08:25 +00:00
76 lines
2.5 KiB
C++
76 lines
2.5 KiB
C++
/* ScummVM - Graphic Adventure Engine
|
|
*
|
|
* ScummVM is the legal property of its developers, whose names
|
|
* are too numerous to list here. Please refer to the COPYRIGHT
|
|
* file distributed with this source distribution.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
*
|
|
*/
|
|
|
|
#ifndef LASTEXPRESS_HPFARCHIVE_H
|
|
#define LASTEXPRESS_HPFARCHIVE_H
|
|
|
|
/*
|
|
Archive file format (.HPF)
|
|
|
|
uint32 {4} - number of files
|
|
|
|
// for each file
|
|
char {12} - name (zero-terminated)
|
|
uint32 {4} - offset (expressed in sectors of 2048 bytes)
|
|
uint32 {4} - size (expressed in sectors of 2048 bytes)
|
|
byte {2} - file status: 1 = on disk (ie. in HD.HPF), 0 = on CD
|
|
*/
|
|
|
|
#include "common/archive.h"
|
|
#include "common/hash-str.h"
|
|
#include "common/hashmap.h"
|
|
#include "common/str.h"
|
|
|
|
namespace LastExpress {
|
|
|
|
class HPFArchive : public Common::Archive {
|
|
public:
|
|
HPFArchive(const Common::String &path);
|
|
|
|
bool hasFile(const Common::String &name) const;
|
|
int listMembers(Common::ArchiveMemberList &list) const;
|
|
const Common::ArchiveMemberPtr getMember(const Common::String &name) const;
|
|
Common::SeekableReadStream *createReadStreamForMember(const Common::String &name) const;
|
|
|
|
int count() { return _files.size(); }
|
|
|
|
private:
|
|
static const unsigned int _archiveNameSize = 12;
|
|
static const unsigned int _archiveSectorSize = 2048;
|
|
|
|
// File entry
|
|
struct HPFEntry {
|
|
uint32 offset; ///< Offset (in sectors of 2048 bytes)
|
|
uint32 size; ///< Size (in sectors of 2048 bytes)
|
|
uint16 isOnHD; ///< File location (1: on HD; 0: on CD)
|
|
};
|
|
|
|
typedef Common::HashMap<Common::String, HPFEntry, Common::IgnoreCase_Hash, Common::IgnoreCase_EqualTo> FileMap;
|
|
|
|
FileMap _files; ///< List of files
|
|
Common::String _filename; ///< Filename of the archive
|
|
};
|
|
|
|
} // End of namespace LastExpress
|
|
|
|
#endif // LASTEXPRESS_HPFARCHIVE_H
|